Replace some Release() calls with virtual destructors.

A virtual method that does |delete this| is an anti-pattern.
Some classes can be de-virtualized instead.
Throw in some unique_ptrs and delete dead code for good measure.

R=thestig@chromium.org

Review URL: https://codereview.chromium.org/1192013002.

1 files changed, 7 insertions, 35 deletions

diff --git a/core/src/fxcodec/codec/fx_codec.cpp b/core/src/fxcodec/codec/fx_codec.cpp
index db95053efd..9bbcce105f 100644
--- a/core/src/fxcodec/codec/fx_codec.cpp
+++ b/core/src/fxcodec/codec/fx_codec.cpp
@@ -7,33 +7,13 @@
 #include "../../../include/fxcodec/fx_codec.h"
 #include "codec_int.h"
 CCodec_ModuleMgr::CCodec_ModuleMgr()
-{
-    m_pBasicModule = new CCodec_BasicModule;
-    m_pFaxModule = new CCodec_FaxModule;
-    m_pJpegModule = new CCodec_JpegModule;
-    m_pJpxModule = new CCodec_JpxModule;
-    m_pJbig2Module = new CCodec_Jbig2Module;
-    m_pIccModule = new CCodec_IccModule;
-    m_pFlateModule = new CCodec_FlateModule;
-}
-CCodec_ModuleMgr::~CCodec_ModuleMgr()
-{
-    delete m_pBasicModule;
-    delete m_pFaxModule;
-    delete m_pJpegModule;
-    delete m_pFlateModule;
-    delete m_pJpxModule;
-    delete m_pJbig2Module;
-    delete m_pIccModule;
-}
-void CCodec_ModuleMgr::InitJbig2Decoder()
-{
-}
-void CCodec_ModuleMgr::InitJpxDecoder()
-{
-}
-void CCodec_ModuleMgr::InitIccDecoder()
-{
+  : m_pBasicModule(new CCodec_BasicModule),
+    m_pFaxModule(new CCodec_FaxModule),
+    m_pJpegModule(new CCodec_JpegModule),
+    m_pJpxModule(new CCodec_JpxModule),
+    m_pJbig2Module(new CCodec_Jbig2Module),
+    m_pIccModule(new CCodec_IccModule),
+    m_pFlateModule(new CCodec_FlateModule) {
 }
 CCodec_ScanlineDecoder::CCodec_ScanlineDecoder()
 {
@@ -241,14 +221,6 @@ FX_BOOL CCodec_BasicModule::A85Encode(const uint8_t* src_buf, FX_DWORD src_size,
 {
     return FALSE;
 }
-CCodec_ModuleMgr* CCodec_ModuleMgr::Create()
-{
-    return new CCodec_ModuleMgr;
-}
-void CCodec_ModuleMgr::Destroy()
-{
-    delete this;
-}
 class CCodec_RLScanlineDecoder : public CCodec_ScanlineDecoder
 {
 public: